Vitamin D for Eczema (Atopic Dermatitis)
B Good Evidence At least one randomized trial supports this, with mostly consistent results.A meta-analysis found vitamin D supplementation was associated with significantly improved SCORAD scores in atopic dermatitis patients, particularly those with documented vitamin D deficiency.
<\/script>\n`;
},
get iframeSnippet() {
const domain = 'skincited.com';
const params = 'ingredient\u003Dvitamin\u002Dd\u0026condition\u003Deczema\u002Datopic\u002Ddermatitis';
return ``;
},
get activeSnippet() {
return this.method === 'script' ? this.scriptSnippet : this.iframeSnippet;
},
copySnippet() {
navigator.clipboard.writeText(this.activeSnippet).then(() => {
this.copied = true;
setTimeout(() => { this.copied = false; }, 2000);
});
}
}"
@keydown.escape.window="open = false"
@click.outside="open = false">
B
The Bottom Line
A meta-analysis found vitamin D supplementation was associated with significantly improved SCORAD scores in atopic dermatitis patients, particularly those with documented vitamin D deficiency.
Key Study Findings
Observational Study
n=573
Vitiligo: Clinical and Laboratory Characteristics in 573 Saudi Patients.
Dose: None
vs: None
Outcome: Vitiligo prevalence and clinical characteristics
Effect: None
None
Population: Saudi patients with vitiligo (573)
retrospective observational with Mendelian randomization
Association of vitamin D with risk of warts: A retrospective and Mendelian randomization study.
Dose: None
vs: Placebo
Effect: OR 1.86 (95% CI 1.19-2.92)
0.007
Review
Nutritional Supplements for Skin Health-A Review of What Should Be Chosen and Why.
Dose: 14 nutritional compounds (vitamins, minerals, etc.)
vs: None
Outcome: Skin health and barrier function
Effect: None
None
Population: General population (skin health review)
Review
The Role of VD/VDR Signaling Pathway in Autoimmune Skin Diseases.
Dose: None
vs: None
Outcome: hair regrowth
Effect: None
None
Population: None
Case Reports
Vitamin B12 and Atopic Dermatitis: Any Therapeutic Relevance For Oral Supplementation?
Dose: None
vs: None
Outcome: Atopic dermatitis symptoms
Effect: None
None
Population: Patients with atopic dermatitis
Other
Nutrition and Atopic Dermatitis.
Dose: None
vs: None
Outcome: None
Effect: None
None
Population: None
Key Statistics
12
Studies
1800
Participants
↑
Positive
B
Grade
Referenced Papers
Clinical, cosmetic and …
2024
Association of vitamin D with risk of warts: A retrospective and Mendelian randomization study.
Other
Skin research and …
2024
Medicina (Kaunas, Lithuania)
2023
41 citations
Mini reviews in …
2023
9 citations
Journal of dietary …
2022
6 citations
Journal of Nippon …
2021
26 citations
Paediatric lichen sclerosus et atrophicus: A retrospective analysis of 38 paediatric patients.
Other
International journal of …
2021
14 citations
Alternative therapies in …
2021
10 citations
Journal of the …
2020
57 citations
The World Allergy …
2020
16 citations
Actas dermo-sifiliograficas
2019
43 citations
American journal of …
2018
138 citations
International journal of …
2016
22 citations
Clinics in dermatology
2016
19 citations
Dietary supplements for established atopic eczema.
Meta-Analysis
The Cochrane database …
2012
130 citations
Acta scientiarum polonorum. …
2012
11 citations
[The treatment of alopecia areata and of dyshidrotic eczema with milk protein bound vitamin D 2].
Other
Deutsche medizinische Wochenschrift …
1955
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Commonly Used Dosages
- general:
- 600-800 IU/day (RDA)
- skinhealth:
- 1,000-4,000 IU/day (targeting 30-50 ng/mL serum 25(OH)D)
Upper limit: 4,000 IU/day (IOM); many experts consider up to 10,000 IU/day safe
Dosages Studied in Research
| Dosage | Duration | Effect | N |
|---|---|---|---|
| None | -- | Neutral | 573 |
| None | -- | Mixed | -- |
| 14 nutritional compounds (vitamins, minerals, etc.) | -- | Positive | -- |
| None | -- | Mixed | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| 92.1% | 36 weeks | Positive | 38 |
Best taken: With meals containing fat for better absorption
Safety & Side Effects
Reported Side Effects
- ⚠ Generally well-tolerated at recommended doses
- ⚠ Hypercalcemia at very high doses (nausea, vomiting, weakness)
- ⚠ Kidney stones (rare, at excessive doses)
Known Interactions
- ● Thiazide diuretics (may increase calcium levels)
- ● Corticosteroids (may reduce vitamin D absorption)
- ● Orlistat and cholestyramine (reduce absorption of fat-soluble vitamins)
- ● Calcipotriene (additive vitamin D effect)
Tolerable upper intake: 4,000 IU/day (IOM); many experts consider up to 10,000 IU/day safe
Always consult your healthcare provider before starting any supplement.
Frequently Asked Questions
Does Vitamin D help with Eczema (Atopic Dermatitis)?
Based on 12 studies with 1,800 participants, there is moderate evidence from clinical studies that Vitamin D may support Eczema (Atopic Dermatitis) management. Our evidence grade is B (Good Evidence).
How much Vitamin D should I take for Eczema (Atopic Dermatitis)?
Studies have used various dosages. A commonly studied range is 600-800 IU/day (RDA). Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Vitamin D?
Reported side effects may include Generally well-tolerated at recommended doses, Hypercalcemia at very high doses (nausea, vomiting, weakness), Kidney stones (rare, at excessive doses). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Vitamin D and Eczema (Atopic Dermatitis)?
We rate the evidence as Grade B (Good Evidence). This rating is based on 12 peer-reviewed studies with 1,800 total participants. The overall direction of effect is positive.
Related Evidence
Other ingredients for Eczema (Atopic Dermatitis)
Vitamin D for other conditions
References
- [1] Mohammed Ibrahim AlJasser. Clin Cosmet Investig Dermatol. 2024. Vitiligo: Clinical and Laboratory Characteristics in 573 Saudi Patients. doi:10.2147/CCID.S499794 PubMed
- [2] Yuting Cao et al.. Skin Res Technol. 2024. Association of vitamin D with risk of warts: A retrospective and Mendelian randomization study. doi:10.1111/srt.13911 PubMed
- [3] Jacek Januszewski et al.. Medicina (Kaunas). 2023. Nutritional Supplements for Skin Health-A Review of What Should Be Chosen and Why. doi:10.3390/medicina60010068 PubMed
- [4] Yilan Zeng et al.. Mini Rev Med Chem. 2023. The Role of VD/VDR Signaling Pathway in Autoimmune Skin Diseases. doi:10.2174/1389557523666221124123206 PubMed
- [5] Davide Chesini Ms et al.. J Diet Suppl. 2022. Vitamin B12 and Atopic Dermatitis: Any Therapeutic Relevance For Oral Supplementation? doi:10.1080/19390211.2020.1860180 PubMed
- [6] Naoko Kanda et al.. J Nippon Med Sch. 2021. Nutrition and Atopic Dermatitis. doi:10.1272/jnms.JNMS.2021_88-317 PubMed
- [7] Basak Yalici-Armagan et al.. Int J Clin Pract. 2021. Paediatric lichen sclerosus et atrophicus: A retrospective analysis of 38 paediatric patients. doi:10.1111/ijcp.14661 PubMed
- [8] Kathleen M Coerdt et al.. Altern Ther Health Med. 2021. Vitamins A, B, C, and D: A Short Review for the Dermatologist. PubMed
- [9] R Z Conic et al.. J Eur Acad Dermatol Venereol. 2020. Comorbidities in pediatric alopecia areata. doi:10.1111/jdv.16727 PubMed
- [10] Amare Abera Tareke et al.. World Allergy Organ J. 2020. Prenatal vitamin D supplementation and child respiratory health: A systematic review and meta-analysis of randomized controlled trials. doi:10.1016/j.waojou.2020.100486 PubMed
- [11] F J Navarro-Triviño et al.. Actas Dermosifiliogr (Engl Ed). 2019. Vitamin D and the Skin: A Review for Dermatologists. doi:10.1016/j.ad.2018.08.006 PubMed
- [12] Elio Kechichian et al.. Am J Clin Dermatol. 2018. Vitamin D and the Skin: An Update for Dermatologists. doi:10.1007/s40257-017-0323-8 PubMed
- [13] Ozlem Atan Sahin et al.. Int J Pediatr Otorhinolaryngol. 2016. The association of residential mold exposure and adenotonsillar hypertrophy in children living in damp environments. doi:10.1016/j.ijporl.2016.07.018 PubMed
- [14] Meagen McCusker et al.. Clin Dermatol. 2016. Nutrition and skin: Kids are not just little people. doi:10.1016/j.clindermatol.2016.07.004 PubMed
- [15] Fiona J Bath-Hextall et al.. Cochrane Database Syst Rev. 2012. Dietary supplements for established atopic eczema. doi:10.1002/14651858.CD005205.pub3 PubMed
- [16] Carlos Lifschitz. Acta Sci Pol Technol Aliment. 2012. New actions for old nutrients. PubMed
- [17] W SCHUCHARD. Dtsch Med Wochenschr. 1955. [The treatment of alopecia areata and of dyshidrotic eczema with milk protein bound vitamin D 2]. doi:10.1055/s-0028-1116437 PubMed
FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. The products and information on this website are not intended to diagnose, treat, cure, or prevent any disease. The evidence grades presented are based on our analysis of published peer-reviewed research and do not constitute medical advice. Always consult your healthcare provider before starting any supplement regimen.